Which team won the 1988 World Series?

Which Nationals outfielder, and former Rookie of the Year, signed a 13-year deal with the Phillies in 2019? Which Padres shortstop signed a 14-year, $340 million contract in 2021? Which Japanese pitcher signed with the Dodgers in December 2023 for 12 years and $325 million? With which team has Mike Trout spent his entire MLB career? Which team won the 1987 World Series? Which team won the 1985 World Series? Which team won the 1984 World Series? Which team won the 1983 World Series?